Home / 2,845,728.48-3,927,021.76-1,556,540.96

Finding the Fourth Proportional to 2,845,728.48, 3,927,021.76 and 1,556,540.96

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Solution

The fourth proportional to 2,845,728.48, 3,927,021.76 and 1,556,540.96 is: 2,147,980.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,728.48 : 3,927,021.76 = 1,556,540.96 : x
  2. Step 2: Convert to fraction form
    2,845,728.48/3,927,021.76 = 1,556,540.96/x
  3. Step 3: Cross multiply
    2,845,728.48x = 3,927,021.76 × 1,556,540.96
  4. Step 4: Simplify right side
    2,845,728.48x = 6,112,570,220,251.29
  5. Step 5: Solve for x
    x = 6,112,570,220,251.29/2,845,728.48
  6. Step 6: Final answer
    x = 2,147,980.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.